Home / 127,074.42-175,355.48-69,702.32

Finding the Fourth Proportional to 127,074.42, 175,355.48 and 69,702.32

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Solution

The fourth proportional to 127,074.42, 175,355.48 and 69,702.32 is: 96,185.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,074.42 : 175,355.48 = 69,702.32 : x
  2. Step 2: Convert to fraction form
    127,074.42/175,355.48 = 69,702.32/x
  3. Step 3: Cross multiply
    127,074.42x = 175,355.48 × 69,702.32
  4. Step 4: Simplify right side
    127,074.42x = 12,222,684,393.36
  5. Step 5: Solve for x
    x = 12,222,684,393.36/127,074.42
  6. Step 6: Final answer
    x = 96,185.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.